Meniscus Lens

详情

One side of meniscus lens is convex, another side is concave. It can be a convergent lens or a divergent lens, which is decided together by refractive index, curvature and radius.

Specifications:
Materials:BK7, Fused Silica,Ge,Si, CaF2...
Diameter:1.5—**0mm
Diameter Tolerance:+/*0.*2 mm
Thickness Tolerance:0+/*0.*2mm
Centring Error<3 Arc minute
Surface Quality:*0—*0
Clear Aperture:*0% 
Coating: Specified by customers 

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